netdev - RE: [EXT] Re: [PATCH v3 4/7] qedf: Implement callback for bw

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Message-ID: <MN2PR18MB252761DE97FBD42265FB4A28D2DA0@MN2PR18MB2527.namprd18.prod.outlook.com>
Date:   Tue, 14 Apr 2020 04:18:59 +0000
From:   Saurav Kashyap <skashyap@...vell.com>
To:     "Martin K. Petersen" <martin.petersen@...cle.com>
CC:     GR-QLogic-Storage-Upstream <GR-QLogic-Storage-Upstream@...vell.com>,
        "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        Javed Hasan <jhasan@...vell.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: [EXT] Re: [PATCH v3 4/7] qedf: Implement callback for bw_update.

Hi Martin,

> -----Original Message-----
> From: Martin K. Petersen <martin.petersen@...cle.com>
> Sent: Tuesday, April 14, 2020 6:55 AM
> To: Saurav Kashyap <skashyap@...vell.com>
> Cc: martin.petersen@...cle.com; GR-QLogic-Storage-Upstream <GR-QLogic-
> Storage-Upstream@...vell.com>; linux-scsi@...r.kernel.org; Javed Hasan
> <jhasan@...vell.com>; netdev@...r.kernel.org
> Subject: [EXT] Re: [PATCH v3 4/7] qedf: Implement callback for bw_update.
> 
> External Email
> 
> ----------------------------------------------------------------------
> 
> Saurav,
> 
> > This is extension of bw common callback provided by qed.
> > This is called whenever there is a change in the BW.
> 
>     Add support for the common qed bw_update callback to qedf.  This
>     function is called whenever there is a reported change in the
>     bandwidth. It is required because...

<SK> We have OEMs that have software to manage SAN. Using those
tools bandwidth can be updated and notified to the driver. The driver will
update the sysfs nodes accordingly.

Thanks,
~Saurav
> 
> --
> Martin K. Petersen	Oracle Linux Engineering